Home / 1,728,289.80-2,592,434.70-969,352.20

Finding the Fourth Proportional to 1,728,289.80, 2,592,434.70 and 969,352.20

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Solution

The fourth proportional to 1,728,289.80, 2,592,434.70 and 969,352.20 is: 1,454,028.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,289.80 : 2,592,434.70 = 969,352.20 : x
  2. Step 2: Convert to fraction form
    1,728,289.80/2,592,434.70 = 969,352.20/x
  3. Step 3: Cross multiply
    1,728,289.80x = 2,592,434.70 × 969,352.20
  4. Step 4: Simplify right side
    1,728,289.80x = 2,512,982,279,801.34
  5. Step 5: Solve for x
    x = 2,512,982,279,801.34/1,728,289.80
  6. Step 6: Final answer
    x = 1,454,028.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.